88205720

素因数分解:

$2^3\times 5^1\times {\mathrm{881}}^1\times {\mathrm{2503}}^1$

素因数の和:3395

約数の個数: 32

約数和(自身を含む): 198767520

約数和(自身を除く): 110561800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 881, 1762, 2503, 3524, 4405, 5006, 7048, 8810, 10012, 12515, 17620, 20024, 25030, 35240, 50060, 100120, 2205143, 4410286, 8820572, 11025715, 17641144, 22051430, 44102860, 88205720]

約数ペア:

[(1, 88205720), (2, 44102860), (4, 22051430), (5, 17641144), (8, 11025715), (10, 8820572), (20, 4410286), (40, 2205143), (881, 100120), (1762, 50060), (2503, 35240), (3524, 25030), (4405, 20024), (5006, 17620), (7048, 12515), (8810, 10012)]